P-Glycoprotein Is a Carrier or Transporter That Brings Drugs Across

question 2

Multiple Choice

P-glycoprotein is a carrier or transporter that brings drugs across cell membranes.Which statement is true regarding P-glycoprotein?

• A)P-glycoprotein is responsible for the transport of hydrophilic substances.
• B)Grapefruit juice can interact with P-glycoprotein and change the bioavailability of certain drugs.
• C)P-glycoprotein is found exclusively on small intestine villi.
• D)Changes in P-glycoproteins are unlikely to affect the distribution and elimination of drugs.

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Definitions:

Prostate Gland

A male reproductive organ located below the bladder that produces fluids included in semen.

Urinary Tract Infections

Infections that occur in any part of the urinary system, such as the bladder or urethra, often characterized by pain and frequent urination.

Female Urethra

The tubular structure in females that conducts urine from the bladder to the external body.

Detrusor Muscle

The smooth muscle layer of the bladder wall that contracts during urination to expel urine from the bladder.